- dull as dishwater/ditchwater, extremely dull; boring.
Origin of dishwater
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for dishwater
If you spill any of the dishwater on the floor, it flattens out.Common Science
Carleton W. Washburne
And as if this was not enough, she threatened to throw the dishwater on me.The Goose Man
Here I go off and have an adventure and she has to slop around in dishwater.Uncle Wiggily in Wonderland
Howard R. Garis
As to the spoons, they get thrown away with the dishwater and sometimes into the fire.Johnny Ludlow, Second Series
Mrs. Henry Wood
He'd better pay his board bill today or she'd throw him out like dishwater.Plowing On Sunday
- water in which dishes and kitchen utensils are or have been washed
- something resembling thisthat was dishwater, not coffee
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for dishwater
Online Etymology Dictionary, © 2010 Douglas Harper
Idioms and Phrases with dishwater
see dull as dishwater.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.